In this chapter:
(1) "Motor carrier" has the meaning assigned by Section 643.001.
(2) "Motor carrier safety improvement" means any:
(A) device, equipment, software, or technology that is intended and primarily used to improve or facilitate:
(i) compliance with traffic safety or motor carrier safety laws;
(ii) safety of a motor vehicle;
(iii) safety of an operator of a motor vehicle; and
(iv) safety of third-party users of public roadways; or
(B) procedure, training, policy, program, or operational practice related to any device, equipment, software, or technology described by Paragraph (A).